BR7502047A - GAIN CONTROL CIRCUIT - Google Patents

GAIN CONTROL CIRCUIT

Info

Publication number: BR7502047A
Authority: BR; Brazil
Prior art keywords: control circuit; gain control; gain; circuit; control
Prior art date: 1974-04-04

Application number

BR2047/75A

Other languages

Portuguese (pt)

Inventor

Y Ishigaki

T Okada

Original Assignee

Sony Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1974-04-04

Filing date

1975-04-04

Publication date

1976-12-21

1975-04-04 Application filed by Sony Corp filed Critical Sony Corp

1976-12-21 Publication of BR7502047A publication Critical patent/BR7502047A/en

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H01L29/00—
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier
- H03G1/0023—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier in emitter-coupled or cascode amplifiers

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Physics & Mathematics (AREA)
Ceramic Engineering (AREA)
Condensed Matter Physics & Semiconductors (AREA)
General Physics & Mathematics (AREA)
Microelectronics & Electronic Packaging (AREA)
Bipolar Transistors (AREA)
Control Of Amplification And Gain Control (AREA)
Amplifiers (AREA)
Bipolar Integrated Circuits (AREA)

BR2047/75A 1974-04-04 1975-04-04 GAIN CONTROL CIRCUIT BR7502047A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP49038179A JPS5754969B2 (en)	1974-04-04	1974-04-04

Publications (1)

Publication Number	Publication Date
BR7502047A true BR7502047A (en)	1976-12-21

Family

ID=12518149

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR2047/75A BR7502047A (en)	1974-04-04	1975-04-04	GAIN CONTROL CIRCUIT

Country Status (12)

Country	Link
US (1)	US3976951A (en)
JP (1)	JPS5754969B2 (en)
AT (1)	AT374052B (en)
BE (1)	BE827547A (en)
BR (1)	BR7502047A (en)
CA (1)	CA1022245A (en)
DE (1)	DE2514619C3 (en)
FR (1)	FR2266953B1 (en)
GB (1)	GB1502672A (en)
IT (1)	IT1034856B (en)
NL (1)	NL7503995A (en)
SE (1)	SE412674B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5754969B2 (en) *	1974-04-04	1982-11-20
CA1134463A (en) *	1978-10-13	1982-10-26	Kyoichi Murakami	Circuit for converting single-ended input signals to a pair of differential output signals
US4344044A (en) *	1980-04-23	1982-08-10	Rca Corporation	Gain-controlled amplifier utilizing variable emitter degeneration and collector load impedance
US4365208A (en) *	1980-04-23	1982-12-21	Rca Corporation	Gain-controlled amplifier using a controllable alternating-current resistance
US4344043A (en) *	1980-04-23	1982-08-10	Rca Corporation	Variable load impedance gain-controlled amplifier
US4464633A (en) *	1982-03-31	1984-08-07	Rca Corporation	Amplifier incorporating gain distribution control for cascaded amplifying stages
JPS6194979U (en) *	1984-11-20	1986-06-19
US4795923A (en) *	1987-11-25	1989-01-03	Tektronix, Inc.	Adjustable delay circuit
JPH03123210A (en) *	1989-10-06	1991-05-27	Alps Electric Co Ltd	Two-stage cascade connection differential amplifier
JP6917234B2 (en) *	2017-07-26	2021-08-11	ローム株式会社	Integrated circuits and methods for manufacturing integrated circuits

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL103476C (en) *	1955-04-21
NL242787A (en) *	1958-09-05
US3500141A (en) *	1964-10-13	1970-03-10	Ibm	Transistor structure
US3591430A (en) *	1968-11-14	1971-07-06	Philco Ford Corp	Method for fabricating bipolar planar transistor having reduced minority carrier fringing
US3710270A (en) *	1970-07-28	1973-01-09	Tektronix Inc	Linear gain control
DE2211384A1 (en) *	1971-03-20	1972-11-30	Philips Nv	Circuit arrangement with at least one radiation-fed circuit element and semiconductor arrangement for use in such a circuit arrangement
JPS493583A (en) *	1972-04-20	1974-01-12
JPS4911447A (en) *	1972-05-31	1974-01-31
JPS49131388A (en) *	1973-04-18	1974-12-17
JPS5147584B2 (en) *	1972-12-29	1976-12-15
JPS5151286A (en) *	1974-10-31	1976-05-06	Sony Corp	HANDOTA ISOCHI
JPS5147583B2 (en) *	1972-12-29	1976-12-15
JPS5754969B2 (en) *	1974-04-04	1982-11-20

1974
- 1974-04-04 JP JP49038179A patent/JPS5754969B2/ja not_active Expired
1975
- 1975-03-26 US US05/562,348 patent/US3976951A/en not_active Expired - Lifetime
- 1975-04-03 NL NL7503995A patent/NL7503995A/en not_active Application Discontinuation
- 1975-04-03 DE DE2514619A patent/DE2514619C3/en not_active Expired
- 1975-04-03 CA CA223,806A patent/CA1022245A/en not_active Expired
- 1975-04-03 GB GB13758/75A patent/GB1502672A/en not_active Expired
- 1975-04-04 AT AT0258275A patent/AT374052B/en not_active IP Right Cessation
- 1975-04-04 SE SE7503873A patent/SE412674B/en not_active IP Right Cessation
- 1975-04-04 BE BE2054246A patent/BE827547A/en not_active IP Right Cessation
- 1975-04-04 FR FR7510643A patent/FR2266953B1/fr not_active Expired
- 1975-04-04 BR BR2047/75A patent/BR7502047A/en unknown
- 1975-04-04 IT IT22019/75A patent/IT1034856B/en active

Also Published As

Publication number	Publication date
SE412674B (en)	1980-03-10
DE2514619B2 (en)	1979-09-06
SE7503873L (en)	1975-10-06
DE2514619C3 (en)	1980-05-29
CA1022245A (en)	1977-12-06
JPS50131743A (en)	1975-10-18
NL7503995A (en)	1975-10-07
AU7972675A (en)	1976-10-07
US3976951A (en)	1976-08-24
BE827547A (en)	1975-07-31
FR2266953B1 (en)	1982-03-05
DE2514619A1 (en)	1975-10-23
IT1034856B (en)	1979-10-10
FR2266953A1 (en)	1975-10-31
GB1502672A (en)	1978-03-01
ATA258275A (en)	1983-07-15
JPS5754969B2 (en)	1982-11-20
AT374052B (en)	1984-03-12

Publication	Publication Date	Title
BR7607123A (en)	1977-09-13	SALES CONTROL CIRCUIT
BR7504336A (en)	1976-07-06	COMMAND CIRCUIT
SE382785B (en)	1976-02-16	CONTROL FITTING
FR2284152A1 (en)	1976-04-02	PARITY CONTROL CIRCUIT
NL7501624A (en)	1975-08-18	AMPLIFIER CONTROL CIRCUIT.
BR7405050A (en)	1976-02-24	TRANSISTOR CONTROL CIRCUIT
BR7502047A (en)	1976-12-21	GAIN CONTROL CIRCUIT
BR7505073A (en)	1976-08-03	CONTROL DEVICE
BR7405421D0 (en)	1975-05-20	AN AUTOMATIC GAIN CONTROL CIRCUIT
BR7701493A (en)	1978-01-03	HYDRAULIC CONTROL CIRCUIT
BR7502960A (en)	1976-03-23	HYDRAULIC CONTROL CIRCUIT
BR7401454D0 (en)	1974-11-05	AUTOMATIC GAIN CONTROL CIRCUIT (AGC)
BR7503371A (en)	1976-05-25	PERFECT GAIN CONTROL CIRCUIT
DK451175A (en)	1976-04-25	PEST CONTROL
BR7405173A (en)	1977-02-01	CONSERVATION AND CONTROL CIRCUIT
BR7503917A (en)	1976-07-06	CURRENT CONTROL CIRCUITS
SE7511499L (en)	1976-04-20	HUMIDIFIER
SE7508904L (en)	1976-02-09	ELECTRONIC CONTROL.
BR7501793A (en)	1976-02-17	QUADRICULATOR CORRECTION CIRCUIT
NL7415470A (en)	1975-09-24	GAIN CONTROL.
BR7308769D0 (en)	1974-08-29	A GAIN CONTROL CIRCUIT
BG27051A3 (en)	1979-08-15	PEST CONTROL
BR7309739D0 (en)	1974-08-29	AN AMPLIFICATION CONTROL CIRCUIT
BR7503602A (en)	1976-06-22	CONTROL UNIT
SE7510500L (en)	1976-04-20	ANTILASH CONTROL SYSTEM